Disabling Zoom with Scroll Wheel in Firefox

Issue/Question

How do I disable Firefox's shortcut to use CTRL + scroll wheel to zoom in and out?

Environment

  • Firefox

Resolution

  1. Open Firefox. 
  2. In the address bar type in about:config and press Enter.
  3. Click I'll be careful, I promise. 
  4. Type mousewheel.with_control.action in the Search bar at the top of the about:config page. 
  5. Double-click mousewheel.with_control.action from the Preference Name column. 
  6. Enter the number 0 in the dialog box. 
  7. Click OK. 
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